Flood, Hamlin
- When
- March 28, 12:30 PM CST to March 29, 3:30 AM CST
- Where
- Hamlin County, 5.78 mi ENE of Thomas to 2.86 mi N of Castlewood
- Cause
- Heavy Rain / Snow Melt
- Reported by
- River/Stream Gage
- Coordinates
- 44.800, -97.090
Flood in South Dakota, March 28 to 29, 2018
The Big Sioux River near Castlewood went above flood stage for short time period at the end of March with minimal affects. 68 feet from the 28th to the 29th.
Where it happened
Every event with a place to put it. Tap one for its entry below.
- Tornadoes
- Tropical storms and surge
- Floods
- Wind
- Hail
- Winter weather
- Heat and drought
- Cold
- Fire, smoke and dust
- Marine and coastal
- Other
The toll
- Deaths
- 0
- Injuries
- 0
- Property damage
- None recorded
- Crop damage
- None recorded
- Events
- 1
Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
What happened
The episode as NWS ABR wrote it up.
The Big Sioux River near Castlewood went above flood stage for short time period at the end of March with minimal affects. The river at Castlewood rose above the flood stage of 9 feet to 9.68 feet from the 28th to the 29th.
The radar
The national radar mosaic for the moment the first event began.
Event by event
1 flood. Local standard time, as filed.
What these are
- Flood
- Flooding that develops more slowly than a flash flood: rivers leaving their banks, or water standing over land for an extended time.
After NWS Directive 10-1605, the rules offices file Storm Data by.
The same day elsewhere
- Dense Fog in Wisconsin, March 28, 2018
- Tornadoes and Hail in Louisiana, March 28, 2018
- Tornadoes and Hail in Texas, March 28 to 29, 2018
- Tornadoes and Flash Flood in Mississippi, March 28 to 29, 2018
- Tornadoes and Flash Flooding in Louisiana, March 28 to 29, 2018
- Flash Flood and Lightning Strike in Tennessee, March 28 to 29, 2018
- Flash Flood and Damaging Winds in Texas, March 28, 2018
- Damaging Wind in Mississippi, March 28, 2018
- Flooding in Iowa, March 28 to 31, 2018
- Flooding in Indiana, March 28 to 31, 2018
- Flooding in Montana, March 28, 2018
- Flash Flood and Strong Wind in Texas, March 28 to 29, 2018
More
Every storm in South Dakota in 2018Every state in 2018This day in weather historyWarnings in South Dakota, March 2018
Sources
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-30. Each event’s entry at NCEI: 747201.